Finding the Fourth Proportional to 78,848.38, 118,309.47 and 34,469.38

Step by Step Solution

1. Step 1: Write the proportion equation
   78,848.38 : 118,309.47 = 34,469.38 : x
2. Step 2: Convert to fraction form
   78,848.38/118,309.47 = 34,469.38/x
3. Step 3: Cross multiply
   78,848.38x = 118,309.47 × 34,469.38
4. Step 4: Simplify right side
   78,848.38x = 4,078,054,079.03
5. Step 5: Solve for x
   x = 4,078,054,079.03/78,848.38
6. Step 6: Final answer
   x = 51,720.20